/*
* _08LumaQQ - Java _08QQ Client
*
* Copyright (C) 2004 luma <stubma@163.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package edu.tsinghua.lumaqq.qq.beans;

import java.nio.ByteBuffer;

import edu.tsinghua.lumaqq.qq._08QQ;
import edu.tsinghua.lumaqq.qq.Util;

/**
 * 请求传送文件包的数据封装类，传送文件包是发送消息包的变种格式
 * <p/>
 * * @author luma
 */
public class FileInfo {
    // 文件名
    public String fileName;
    // 文件大小
    public int fileSize;

    /**
     * 给定一个输入流，解析SendFileRequest结构
     *
     * @param buf
     */
    public void readBean(ByteBuffer buf) throws Exception {
        // 跳过空格符和分隔符
        buf.getChar();
        // 获取后面的所有内容
        byte[] b = new byte[buf.remaining()];
        buf.get(b);
        // 找到分隔符
        int i = Util.indexOf(b, 0, (byte) 0x1F);
        // 得到文件名
        fileName = Util.getString(b, 0, i, _08QQ.QQ_CHARSET_DEFAULT);
        // 得到文件大小的字符串形式
        String sizeStr = new String(b, i + 1, b.length - 6 - i);
        fileSize = Util.getInt(sizeStr, 0);
    }
}
